Of Tangible Ghosts
L.E. Modesitt
Ghost (1)
Dirk Gently's Holistic Detective Agency
Douglas Adams
Dirk Gently (1)
Goblin Quest
Jim C. Hines
The Goblin Quest (1)
The Chaos Balance
Recluce (7)
The Adventures of Tom Bombadil
J. R. R. Tolkien
Sir Gawain and the Green Knight, Pearl, and Sir Orfeo
The Phantom Tollbooth
Norton Juster